CN215475354U - Front beam connecting support and front beam assembly - Google Patents
Front beam connecting support and front beam assembly Download PDFInfo
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- CN215475354U CN215475354U CN202120898546.9U CN202120898546U CN215475354U CN 215475354 U CN215475354 U CN 215475354U CN 202120898546 U CN202120898546 U CN 202120898546U CN 215475354 U CN215475354 U CN 215475354U
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Abstract
The utility model relates to a front beam connecting bracket and a front beam assembly, wherein the front beam connecting bracket comprises: a main body; the first connecting part is arranged at one end of the main body along a first direction and is used for being connected with one end of the front cross beam main body; the second connecting part is arranged at one end of the main body, which is far away from the first connecting part, along the first direction, and is used for being connected with the longitudinal beam and the cab suspension bracket; the third connecting part is arranged on one side of the main body along the second direction and is used for being connected with the front bumper; wherein the first direction is perpendicular to the second direction. The front cross beam connecting support and the front cross beam assembly provided by the utility model can give consideration to the connection between the front cross beam main body and the longitudinal beam, the connection between the front cross beam main body and the cab suspension support and the connection between the front cross beam main body and the front bumper, the arrangement of independent connecting pieces is reduced, the number of size chains is reduced, and the assembling precision and efficiency are improved.
Description
Technical Field
The utility model relates to the technical field of vehicle chassis, in particular to a front cross beam connecting support and a front cross beam assembly.
Background
The front cross beam of the auxiliary frame is a first cross beam positioned behind a front bumper of a vehicle body, and the front cross beam is used for ensuring the torsional rigidity and bearing longitudinal load of the vehicle and can also support main components on the vehicle.
At present, the front cross beam of the medium-sized cargo truck is mostly of a channel beam structure and is fixedly connected with the wing surfaces of the frame longitudinal beams through bolt connection, but the middle-sized cargo truck is limited by the characteristics of the stamping process of the front cross beam, the adjustable quantity of the front end space is small, the front end size chain is multiple, and the integral assembly precision and efficiency are difficult to guarantee.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a front cross beam connecting bracket and a front cross beam assembly capable of reducing the overall assembly precision and efficiency, aiming at the problems that the existing front cross beam has small adjustable quantity of front end space and more front end dimension chains, so that the overall assembly precision and efficiency are difficult to guarantee.
The application provides a front beam linking bridge, includes:
a main body;
the first connecting part is arranged at one end of the main body along a first direction and is used for being connected with one end of the front cross beam main body;
the second connecting part is arranged at one end of the main body, which is far away from the first connecting part, along the first direction, and is used for being connected with the longitudinal beam and the cab suspension bracket;
the third connecting part is arranged on one side of the main body along a second direction and is used for being connected with a front bumper;
wherein the first direction is perpendicular to the second direction.
In one embodiment, the main body is provided with a through hole along the first direction.
In one embodiment, the first connecting portion includes an annular step portion, and the annular step portion is used for being matched and connected with an annular hole of the front cross beam main body.
In one embodiment, the second connecting portion protrudes out of the main body in the second direction.
In one embodiment, the second connecting portion comprises a first sub-connecting portion and a second sub-connecting portion, the first sub-connecting portion is used for connecting the longitudinal beam, and the second sub-connecting portion is used for connecting the cab suspension bracket;
wherein, the second sub-connecting part surrounds at least part of the first sub-connecting part.
In one embodiment, the second connecting portion comprises a first sub-connecting portion and a second sub-connecting portion, the first sub-connecting portion is used for connecting the longitudinal beam, and the second sub-connecting portion is used for connecting the cab suspension bracket;
wherein a projection of the second sub-connection portion toward the stringer along the first direction is located on the stringer.
In one embodiment, the second connecting portion comprises a plurality of first connecting holes, and the first connecting holes are used for connecting the longitudinal beams;
wherein a line between at least two first connection holes is arranged at an angle to the second direction.
In one embodiment, the third connecting portion at least partially protrudes out of the main body in a third direction;
wherein the third direction intersects the first direction and the second direction.
In one embodiment, the third connecting portion includes a plurality of third connecting holes, and at least one of the third connecting holes is disposed in the main body.
In one embodiment, the front cross beam connecting bracket further comprises a fourth connecting portion, the fourth connecting portion is arranged on a portion, protruding out of the main body, of the third connecting portion, and the fourth connecting portion is used for being connected with the front supporting hook.
The application still provides a front beam assembly, including foretell front beam linking bridge and front beam main part, the one end of front beam main part with first connecting portion link to each other.
Above-mentioned front beam linking bridge and front beam assembly, through all integrateed first connecting portion, second connecting portion, third connecting portion in the main part, the event makes front beam linking bridge can compromise being connected of front beam main part and longeron, front beam main part and driver's cabin suspension support be connected and front beam main part and front bumper between be connected, has reduced the setting of solitary connecting piece, has reduced the quantity of size chain, assembly precision and efficiency have all obtained the improvement.
Drawings
FIG. 1 is a schematic perspective view of a front cross member connecting bracket according to an embodiment of the present invention;
FIG. 2 is a front view of the front cross member connecting bracket shown in FIG. 1;
FIG. 3 is a side view of the front cross member connecting bracket shown in FIG. 1;
fig. 4 is a schematic perspective view of a front cross member assembly according to an embodiment of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the utility model.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.
Furthermore, the drawings are not 1: 1, and the relative dimensions of the various elements in the figures are drawn for illustration only and not necessarily to true scale.
Fig. 1 is a schematic perspective view illustrating a front cross member connecting bracket according to an embodiment of the present invention. For the purpose of illustration, the drawings show only the structures associated with embodiments of the utility model.
Referring to the drawings, an embodiment of the present invention provides a front cross member connecting bracket 100 including a main body 10, a first connecting portion 20, a second connecting portion 30, and a third connecting portion 40. The front cross member connecting bracket 100 of the present application may be used for medium-sized trucks, and may also be used for other vehicles to which the front cross member connecting bracket 100 is applied, without limitation.
The first connecting portion 20 is arranged at one end of the main body 10 along a first direction, the first connecting portion 20 is used for being connected with one end of the front cross beam main body 210, the second connecting portion 30 is arranged at one end of the main body 10 departing from the first connecting portion 20 along the first direction, the second connecting portion 30 is used for being connected with the longitudinal beam 300 and a cab suspension bracket (not shown), the third connecting portion 40 is arranged at one side of the main body 10 along a second direction, and the third connecting portion 40 is used for being connected with a front bumper (not shown), wherein the first direction is perpendicular to the second direction. Specifically, the first direction is a left-right direction toward the front end of the vehicle, and the second direction is a front-rear direction toward the front end of the vehicle.
Like this, through all integrating first connecting portion 20, second connecting portion 30, third connecting portion 40 in main part 10, so make front beam linking bridge 100 can compromise being connected of front beam main part 210 and longeron 300, front beam main part 210 and driver's cabin suspension support be connected and front beam main part 210 and front bumper between be connected, reduced the setting of solitary connecting piece, reduced the quantity of size chain, assembly accuracy and efficiency have all obtained the improvement. In addition, the front cross beam connecting bracket 100 has the advantages that the front end arrangement space is flexible, and various arrangement requirements of medium-sized trucks can be met, including convex floors, flat floors and the like.
In the embodiment of the present application, the front cross member connecting bracket 100 is a steel casting with a tensile strength of 570 Mpa.
In some embodiments, the main body 10 has a cylindrical shape, and in other embodiments, it may have a square-shaped annular structure, which is not limited herein. Further, the main body 10 is opened with a first through hole 11 along the first direction. Thus, the body 10 can be reduced in weight.
In some embodiments, the first connection portion 20 includes an annular step portion for mating connection with an annular hole of the front beam body 210. The matching mode of the annular step part and the annular hole is simple, the assembling difficulty is reduced, and the assembling efficiency is improved. Specifically, the annular step portion is an annular step groove.
In some embodiments, the second connection portion 30 is disposed to protrude out of the main body 10 in the second direction. The protruding main body 10 is provided to increase the connection area without being limited by the area of the end surface of the main body 10, so that the second connection 30 is more stably connected to the side member 300 and the cab suspension bracket.
In particular, in the embodiment of the present application, the second connection portion 30 has a plate shape. As shown in fig. 2, the second connecting portion 30 includes a first sub-connecting portion 31 and a second sub-connecting portion 32, the first sub-connecting portion 31 is used for connecting the longitudinal beam 300, the second sub-connecting portion 32 is used for connecting the cab suspension bracket, and at least a part of the first sub-connecting portion 31 is surrounded by the second sub-connecting portion 32. Therefore, the stress surfaces of the first sub-connecting portion 31 and the second sub-connecting portion 32 can have an overlapping area, and the first sub-connecting portion 31 and the second sub-connecting portion 32 are more concentrated and are arranged close to the main body 10, so that the overall connecting strength and the structural strength of the second connecting portion 30 are improved.
In some embodiments, a projection of the second sub-connection 32 in the first direction towards the stringer 300 is located on the stringer 300. In this way, the first sub-joint 31 can be pre-connected only to the longitudinal beam 300, and the fastening connection can be realized by the second sub-joint 31 together therewith.
More specifically, the first sub-connection 31 includes a plurality of first connection holes 311, and a line between at least two first connection holes 311 is disposed at an angle to the second direction. In this way, the connection span can be increased as much as possible within the limited area of the second connection portion 30, and the connection stability of the side member 300 can be improved. Preferably, the first sub-connection 31 includes two first connection holes 311. In some embodiments, the longitudinal beam 300 has a first engaging hole corresponding to the plurality of first connecting holes 311, and the first sub-connecting portion 31 can be connected to the longitudinal beam 300 by passing a bolt through the first connecting hole 311 and the first engaging hole.
More specifically, the second sub-connecting portion 32 includes at least three second connecting holes 321, and the at least three second connecting holes 321 are annularly disposed. As such, the second sub-connecting portion 32 preferably includes four second connecting holes 321. In some embodiments, the longitudinal beam 300 is provided with second engaging holes corresponding to the second connecting holes 321, the cab suspension bracket is provided with third engaging holes corresponding to the second connecting holes 321, and the bolts can pass through the second connecting holes 321 and the second engaging holes to connect the second sub-connecting portion 32 with the longitudinal beam 300 and the cab suspension bracket.
As shown in fig. 3, in some embodiments, the third connecting portion 40 at least partially protrudes out of the main body 10 along a third direction, wherein the third direction intersects with the first direction and the second direction. In some embodiments, the third direction is perpendicular to the first direction and the second direction. Specifically, the third direction is a vertical direction. The third connecting portion 40 protruding out of the main body 10 can satisfy a new arrangement requirement of a front end of a user, for example, a requirement of raising the whole of a front bumper of a flat-floor vehicle type.
In particular, in the embodiment of the present application, the third connecting portion 40 includes a plurality of third connecting holes 41, and at least one third connecting hole 41 is formed in the main body 10, so that the space of the main body 10 in the third direction can be used, and the front cross member connecting bracket 100 can be more compact. Preferably, the plurality of third connection holes 41 are annularly provided. More preferably, the third connecting portion 40 includes four third connecting holes 41, wherein two fourth connecting holes 41 are spaced apart from each other on the main body 10. Specifically, the front bumper is provided with a fourth matching hole, the third connecting hole 41 is a threaded hole, and the screw penetrates through the fourth matching hole and is connected with the threaded hole.
Further, the front beam connecting bracket 100 further includes a fourth connecting portion 50, the fourth connecting portion 50 is disposed on a portion of the third connecting portion 40 protruding out of the main body 10, and the fourth connecting portion 50 is used for connecting with the front bracket hook. So, through all integrating fourth connecting portion 50 in main part 10, so make front beam linking bridge 100 can compromise the connection of front beam main part 210 and preceding support hook again, further reduced the setting of solitary connecting piece, reduced the quantity of size chain, assembly precision and efficiency have all obtained the improvement.
Specifically, the fourth connecting portion 50 is cylindrical, and has a threaded through hole 51 along the third direction, and the front hook is inserted into the threaded through hole 51 and connected to the fourth connecting portion 50. On the basis of not influencing the shape and structure of the fourth connecting portion 51 and achieving the effect of reducing weight, the fourth connecting portion 50 may include a plurality of reinforcing ribs 42, one end of each reinforcing rib 42 is connected with the fourth connecting portion 50, and the other end of each reinforcing rib 42 may be provided with the third connecting hole 41.
As shown in fig. 4, based on the same inventive concept, the present application further provides a front beam assembly 200, which includes the above-mentioned front beam connecting bracket 100 and a front beam main body 210, wherein one end of the front beam main body 210 is connected to the first connecting portion 20. Specifically, the front beam assembly 200 includes two front beam connecting brackets 100, and the two front beam connecting brackets 100 are connected to both ends of the front beam main body 210 in the first direction, respectively.
In some embodiments, the front beam main body 210 is a cylindrical body, so that the torsional rigidity can be improved by more than 2 times compared with a traditional groove-shaped front beam, the height in the vertical direction is reduced, the shielding of a water tank is reduced, the heat dissipation area of the front end is increased, and the cooling performance of the whole vehicle is improved. Specifically, the front beam body 210 has a cylindrical shape.
Further, the front beam body 210 has a second through hole along the first direction. In this way, the front beam body 210 can be reduced in weight.
Compared with the prior art, the front beam connecting bracket 100 and the front beam assembly 200 provided by the embodiment of the utility model have the following beneficial effects:
through all integrating first connecting portion 20, second connecting portion 30, third connecting portion 40 in main part 10, the event makes front beam linking bridge 100 can compromise being connected of front beam main part 210 and longeron 300, front beam main part 210 and driver's cabin suspension support be connected and front beam main part 210 and front bumper between be connected, has reduced the setting of solitary connecting piece, has reduced the quantity of size chain, and assembly accuracy and efficiency have all obtained the improvement. In addition, the front beam connecting bracket 100 and the front beam assembly 200 of the present application allow the front end to be arranged in a flexible space, and can meet various arrangement requirements of medium-sized trucks, including raised floors, flat floors, etc.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the utility model. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (11)
1. A front cross member connecting bracket, comprising:
a main body;
the first connecting part is arranged at one end of the main body along a first direction and is used for being connected with one end of the front cross beam main body;
the second connecting part is arranged at one end of the main body, which is far away from the first connecting part, along the first direction, and is used for being connected with the longitudinal beam and the cab suspension bracket;
the third connecting part is arranged on one side of the main body along a second direction and is used for being connected with a front bumper;
wherein the first direction is perpendicular to the second direction.
2. The front cross member connecting bracket according to claim 1, wherein the main body is provided with a through hole along the first direction.
3. The front cross member connecting bracket according to claim 1, wherein the first connecting portion includes an annular step portion for fitting connection with an annular hole of the front cross member main body.
4. The front cross member connecting bracket according to claim 1, wherein the second connecting portion protrudes out of the main body in the second direction.
5. The front cross member connecting bracket according to claim 1 or 4, wherein the second connecting portion includes a first sub-connecting portion for connecting the side member and a second sub-connecting portion for connecting the cab suspension bracket;
wherein, the second sub-connecting part surrounds at least part of the first sub-connecting part.
6. The front cross member connecting bracket according to claim 1 or 4, wherein the second connecting portion includes a first sub-connecting portion for connecting the side member and a second sub-connecting portion for connecting the cab suspension bracket;
wherein a projection of the second sub-connection portion toward the stringer along the first direction is located on the stringer.
7. The front cross member connecting bracket according to claim 1 or 4, wherein the second connecting portion includes a plurality of first connecting holes for connection of the side members;
wherein a line between at least two first connection holes is arranged at an angle to the second direction.
8. The front cross member connecting bracket according to claim 1, wherein the third connecting portion projects at least partially out of the main body in a third direction;
wherein the third direction intersects the first direction and the second direction.
9. The front cross member connecting bracket of claim 8, wherein the third connecting portion includes a plurality of third connecting holes, at least one of the third connecting holes being provided in the main body.
10. The front cross member connecting bracket according to claim 8, further comprising a fourth connecting portion provided at a portion of the third connecting portion protruding out of the main body, the fourth connecting portion being adapted to be connected to a front bracket hook.
11. A front cross member assembly, comprising the front cross member connecting bracket according to any one of claims 1 to 10 and a front cross member main body, wherein one end of the front cross member main body is connected to the first connecting portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120898546.9U CN215475354U (en) | 2021-04-28 | 2021-04-28 | Front beam connecting support and front beam assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120898546.9U CN215475354U (en) | 2021-04-28 | 2021-04-28 | Front beam connecting support and front beam assembly |
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| Publication Number | Publication Date |
|---|---|
| CN215475354U true CN215475354U (en) | 2022-01-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120898546.9U Active CN215475354U (en) | 2021-04-28 | 2021-04-28 | Front beam connecting support and front beam assembly |
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| CN (1) | CN215475354U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115071827A (en) * | 2022-08-01 | 2022-09-20 | 一汽解放汽车有限公司 | Frame front end structure, frame structure and vehicle |
| CN115123386A (en) * | 2022-07-04 | 2022-09-30 | 一汽解放汽车有限公司 | Integrated support structure suitable for lightweight frame assembly and frame front end assembly |
-
2021
- 2021-04-28 CN CN202120898546.9U patent/CN215475354U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115123386A (en) * | 2022-07-04 | 2022-09-30 | 一汽解放汽车有限公司 | Integrated support structure suitable for lightweight frame assembly and frame front end assembly |
| CN115123386B (en) * | 2022-07-04 | 2024-06-07 | 一汽解放汽车有限公司 | Integrated support structure suitable for lightweight frame assembly and frame front end assembly |
| CN115071827A (en) * | 2022-08-01 | 2022-09-20 | 一汽解放汽车有限公司 | Frame front end structure, frame structure and vehicle |
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